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51 lines
1.3 KiB
51 lines
1.3 KiB
import { LegacyWallet } from './legacy-wallet';
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const bitcoin = require('bitcoinjs-lib');
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export class SegwitBech32Wallet extends LegacyWallet {
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static type = 'segwitBech32';
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static typeReadable = 'P2 WPKH';
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getAddress() {
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if (this._address) return this._address;
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let address;
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try {
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let keyPair = bitcoin.ECPair.fromWIF(this.secret);
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address = bitcoin.payments.p2wpkh({
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pubkey: keyPair.publicKey,
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}).address;
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} catch (err) {
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return false;
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}
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this._address = address;
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return this._address;
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}
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static witnessToAddress(witness) {
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const pubKey = Buffer.from(witness, 'hex');
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return bitcoin.payments.p2wpkh({
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pubkey: pubKey,
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network: bitcoin.networks.bitcoin,
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}).address;
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}
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/**
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* Converts script pub key to bech32 address if it can. Returns FALSE if it cant.
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*
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* @param scriptPubKey
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* @returns {boolean|string} Either bech32 address or false
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*/
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static scriptPubKeyToAddress(scriptPubKey) {
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const scriptPubKey2 = Buffer.from(scriptPubKey, 'hex');
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let ret;
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try {
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ret = bitcoin.payments.p2wpkh({
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output: scriptPubKey2,
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network: bitcoin.networks.bitcoin,
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}).address;
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} catch (_) {
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return false;
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}
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return ret;
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}
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}
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